​

Boston Scientific Ownership | Who Owns Boston Scientific?

OverviewForecastRevenueFinancialsChartTranscripts

Boston Scientific Ownership Summary

Boston Scientific is owned by 88.90% institutional investors, 0.20% insiders, and 10.90% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 9.44% of BSX shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 3.21% of its assets in Boston Scientific shares.

BSX Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockBoston Scientific88.90%0.20%10.90%
SectorHealthcare Stocks 279.42%10.64%-190.05%
IndustryMedical Device Stocks32.07%10.57%57.35%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock funding, inc. /de139.03M9.44%$12.42B
Vanguard group132.89M9.02%$11.87B
Fmr132.44M8.99%$11.83B
State street63.96M4.34%$5.71B
Primecap management co/ca/36.93M2.51%$3.30B
Wellington management group llp36.17M2.46%$3.23B
Geode capital management30.63M2.08%$2.73B
Capital world investors27.90M1.89%$2.49B
Jpmorgan chase26.24M1.78%$2.34B
Dz bank ag deutsche zentral genossenschafts bank, frankfurt am main22.31M1.52%$1.99B

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Bollard group20.73M51.33%$1.85B
Healthinvest partners ab154.22K6.56%$13.83M
Fact capital, lp158.88K5.97%$14.19M
Ecofi investissements sa115.30K5.90%$9.54M
Orbimed advisors3.16M5.83%$282.28M
Cavalier investments178.43K5.59%$15.94M
Sivik global healthcare110.00K5.17%$9.82M
Iron triangle partners lp495.01K4.87%$44.21M
Fullerton fund management1.55M4.85%$138.73B
Crystal rock capital management85.10K4.66%$7.60M

Top Buyers

HolderShares% AssetsChange
Norges bank19.73M0.23%19.73M
Blackrock funding, inc. /de139.03M0.25%10.33M
Capital world investors27.90M0.38%6.22M
Wellington management group llp36.17M0.59%3.34M
Axiom investors llc /de3.75M2.47%2.54M

Top Sellers

HolderShares% AssetsChange
Massachusetts financial services co /ma/19.66M0.55%-6.01M
Assenagon asset management949.03K0.14%-2.95M
Fmr132.44M0.71%-2.75M
Legal & general group10.74M0.25%-2.74M
Bank of montreal /can/2.38M0.10%-2.52M

New Positions

HolderShares% AssetsChangeValue
Norges bank19.73M0.23%19.73M$1.76B
Raymond james financial2.14M0.07%2.14M$190.78M
Iron triangle partners lp495.01K4.87%495.01K$44.21M
Temasek (private)406.49K0.14%406.49K$36.31M
Bowen hanes357.06K0.86%357.06K$31.89M

Sold Out

HolderChange
Inlight wealth management-2.00
Mendota financial group-3.00
Goalvest advisory-3.00
Capstone investment advisors-5.00
University of texas/texas am investment managment-8.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Mar 31, 20251,6737.04%1,313,233,213-1.58%881.08%8767.09%54511.00%
Dec 31, 2024812-43.92%323,911,142-75.12%210.28%437-39.14%244-48.31%
Sep 30, 20241,4485.93%1,302,103,258-1.70%881.09%7180.42%47214.29%
Jun 30, 20241,3677.72%1,324,676,9871.42%901.14%71519.37%413-5.71%
Mar 31, 20241,2696.73%1,306,192,412-2.12%881.07%599-0.50%43815.87%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard Total Stock Mkt Idx Inv47.55M3.21%116.30K
Vanguard US Total Market Shares ETF46.63M3.16%62.58K
Vanguard 500 Index Investor41.99M2.83%69.95K
Vanguard Institutional 500 Index Trust41.92M2.83%290.25K
Vanguard PRIMECAP Inv23.47M1.58%-1.65M
Fidelity 500 Index18.75M1.27%150.85K
SPDR® S&P 500 ETF18.33M1.24%-268.46K
Capital Group Growth Fnd of Amer Comp18.18M1.23%486.91K
American Funds Growth Fund of Amer A18.18M1.23%486.91K
SPDR® S&P 500® ETF17.95M1.21%-74.73K

Recent Insider Transactions

DateNameRoleActivityValue
Aug 01, 2025Fitzgerald Joseph Michael EVP & Group Pres, CardiologySell$5.23M
Aug 01, 2025Butcher Arthur C EVP& Grp Pres, MedSurg & APACSell$1.81M
Jul 29, 2025FUJIMORI YOSHIAKI-Sell$310.38K
Jul 25, 2025LUDWIG EDWARD J-Sell$424.12K
Jul 01, 2025Fitzgerald Joseph Michael EVP & Group Pres, CardiologySell$5.35M

Insider Transactions Trends

DateBuySell
2025 Q3-5
2025 Q2-11
2025 Q1-26
2024 Q4-12
2024 Q3-6

BSX Ownership FAQ

Who Owns Boston Scientific?

Boston Scientific shareholders are primarily institutional investors at 88.90%, followed by 0.20% insiders and 10.90% retail investors. The average institutional ownership in Boston Scientific's industry, Medical Device Stocks, is 32.07%, which Boston Scientific exceeds.

Who owns the most shares of Boston Scientific?

Boston Scientific’s largest shareholders are Blackrock funding, inc. /de (139.03M shares, 9.44%), Vanguard group (132.89M shares, 9.02%), and Fmr (132.44M shares, 8.99%). Together, they hold 27.46% of Boston Scientific’s total shares outstanding.

Does Blackrock own Boston Scientific?

BlackRock is not among the top 10 institutional shareholders of Boston Scientific.

Who is Boston Scientific’s biggest shareholder by percentage of total assets invested?

Bollard group is Boston Scientific’s biggest shareholder by percentage of total assets invested, with 51.33% of its assets in 20.73M Boston Scientific shares, valued at 1.85B$.

Who is the top mutual fund holder of Boston Scientific shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Boston Scientific shares, with 3.21% of its total shares outstanding invested in 47.55M Boston Scientific shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

  • Customize your own personal stocks lists, views and charts

  • Choose from hundreds of fields, up to 15 years of history

  • Conduct deep comparison analysis

  • Discover trending investment themes

  • Find your next best investment

  • Research stocks using tools